A: An increased concentration of salt in soil inhibits plant growth, eventually leading to plant death, and high salinity in soil is a major issue facing the agriculture industry. However, there is a subset of plants called halophytes that have adapted to growing in high-saline areas.
By 18 months, your toddler will probably start making many common consonant sounds, such as t, d, n, w, and h. Learning to make these sounds is a watershed event, one that leads to the rapid vocabulary spurt that most children go through at this stage. Don't expect to hear all these sounds in actual words yet.
1 Although your child should be speaking clearly by age 4, she may mispronounce as many as half of her basic sounds; this is not a cause for concern. 2  By age 5, your child should be able to retell a story in her own words and use more than five words in a sentence.